puts "========"
puts "OCC772"
puts "SAM1643"
puts "========"
puts ""
######################################
## Impossible to make a common of the shapes attached.
######################################

restore [locate_data_file OCC772_fix.brep] a 
explode a
checkshape a_1
checkshape a_2

bcommon result a_1 a_2

set square 10190.7
set 2dviewer 1